Digium 1A4B03F

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4 port modular analog PCI-Express x1 card with 4 Trunk interfaces and HW Echo Can Digium 1A4B03F supports up to four analog FXO and FXS analog. This modular PCI Express card includes four FXO modules and built-in echo cancellation. Plug in this card and leverage an analog system with a VoIP system. Digium 1A4B03F is compatible with Asterisk.


Features and Functions

  • One (1) - four (4) analog ports
  • PCI or PCI Express bus architectures
  • Combine line (FXO) and station (FXS) modules
  • Accepts up to four (4) single-port modules
  • Optional DSP -based carrier grade echo cancellation module
  • 32-bit 33MHz
  • Loop Start or Kewl Start Signaling
  • Temperature: 0° to 50° C
  • Digium patented VoiceBus™ technology for better audio
  • 5-year warranty
  • With Asterisk - DAHDI 2.7 or later required
  • With Switchvox - Switchvox 5.8.1 or later required